1151142302 has 4 divisors (see below), whose sum is σ = 1726713456. Its totient is φ = 575571150.

The previous prime is 1151142299. The next prime is 1151142319. The reversal of 1151142302 is 2032411511.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 287785574 + ... + 287785577.

It is an arithmetic number, because the mean of its divisors is an integer number (431678364).

Almost surely, 2^1151142302 is an apocalyptic number.

1151142302 is a deficient number, since it is larger than the sum of its proper divisors (575571154).

1151142302 is an equidigital number, since it uses as much as digits as its factorization.

1151142302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 575571153.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1151142302 is about 33928.4880594464. The cubic root of 1151142302 is about 1048.0363305151.

Adding to 1151142302 its reverse (2032411511), we get a palindrome (3183553813).

The spelling of 1151142302 in words is "one billion, one hundred fifty-one million, one hundred forty-two thousand, three hundred two".